Home / 30,235,190.03-45,350,252.33-15,646,387.20

Finding the Fourth Proportional to 30,235,190.03, 45,350,252.33 and 15,646,387.20

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Solution

The fourth proportional to 30,235,190.03, 45,350,252.33 and 15,646,387.20 is: 23,468,270.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235,190.03 : 45,350,252.33 = 15,646,387.20 : x
  2. Step 2: Convert to fraction form
    30,235,190.03/45,350,252.33 = 15,646,387.20/x
  3. Step 3: Cross multiply
    30,235,190.03x = 45,350,252.33 × 15,646,387.20
  4. Step 4: Simplify right side
    30,235,190.03x = 709,567,607,584,181.25
  5. Step 5: Solve for x
    x = 709,567,607,584,181.25/30,235,190.03
  6. Step 6: Final answer
    x = 23,468,270.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.